Buchheim, Hans
Current rating: 1527
Record: 21-20-1
| Grand Prix Nashville 2012 (DKA limited) | starting rating: 1583 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 23 | Gade, Brandon (1565) | Lost 0-2 | -181565 |
| 5sealed | 123 | Bauman, Eric (1523) | Lost 1-2 | -191546 |
| 6sealed | 190 | Cagwin, Evan (1516) | Won 2-1 | +171563 |
| 7sealed | 159 | Wallerstein, Robert (1574) | Lost 0-2 | -171546 |
| 8sealed | 211 | Flood, Maria A (1499) | Lost 0-2 | -191527 |
| top | average opponent: 1535record: 1-4 | new rating: 1527 | ||
| Grand Prix Seattle-Tacoma 2012 (DKA limited) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 266 | Boink, Chris (1500) | Won 2-1 | +171552 |
| 2sealed | 264 | Galvan, Victor (1518) | Won 2-0 | +171569 |
| 3sealed | 39 | Samson, Kurt (1556) | Lost 0-2 | -181551 |
| 4sealed | 160 | Holdridge, Shane (1539) | Won 2-1 | +181569 |
| 5sealed | 84 | Bedoll, David (1575) | Lost 0-2 | -181551 |
| 6sealed | 180 | Noda, Garrhet (1436) | Won 2-0 | +161567 |
| 7sealed | 182 | Stephens, Ben (1540) | Won 2-1 | +171584 |
| 8sealed | 162 | Steward, Shane (1553) | Won 2-1 | +181602 |
| 9sealed | 49 | Andreatta, Anthony (1553) | Lost 0-2 | -191583 |
| top | average opponent: 1530record: 6-3 | new rating: 1583 | ||
| Grand Prix Atlanta 2011 (extended) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 513 | Owens, Matthew (1511) | Won 2-1 | +181535 |
| 2extended | 402 | Doud, Marshall J (1518) | Lost 0-2 | -191516 |
| 3extended | 580 | Mitchell, David (1502) | Won 2-1 | +181534 |
| 4extended | 555 | Grinnell, Matt G (1502) | Won 2-1 | +171551 |
| 5extended | 480 | Gregath, Brent (1597) | Won 2-0 | +191570 |
| 6extended | 485 | Hakakian, Joshua (1620) | Lost 1-2 | -171553 |
| 7extended | 517 | O'Grady, Tyler (1526) | Lost 1-2 | -181535 |
| top | average opponent: 1539record: 4-3 | new rating: 1535 | ||
| Grand Prix Nashville 2010 (SOM limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 580 | Torgerson, Leif (1554) | Lost 1-2 | -171519 |
| 2sealed | 607 | Black, Jordan (1482) | Won 2-0 | +171536 |
| 3sealed | 659 | Marchesano, Ernie (1570) | Lost 0-2 | -171519 |
| 4sealed | 708 | Williams, Jason M (1482) | Won 2-0 | +171536 |
| 5sealed | 574 | Landim, Roger William (1467) | Lost 1-2 | -191517 |
| top | average opponent: 1511record: 2-3 | new rating: 1517 | ||
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 25 | Fleming, Sean (1529) | Won 2-0 | +201465 |
| 2standard | 4 | Hadam, Andrew (1518) | Won 2-1 | +191484 |
| 3standard | 113 | Coursey, Benjamin (1388) | Won 2-1 | +161500 |
| 4standard | 25 | Enevoldsen, Thomas (1862) | Lost 0-2 | -121488 |
| 5standard | 120 | Roberge, Mathieu (1612) | Draw 1-1 | +31491 |
| 6standard | 127 | Hihara, Shane (1538) | Won 2-1 | +181509 |
| 7standard | 79 | Rees, Jimm (1555) | Won 2-1 | +191528 |
| 8standard | 48 | Brown, Max (1575) | Won 2-0 | +191547 |
| 9standard | 28 | Garmon, Daniel (1595) | Won 2-1 | +191566 |
| 10standard | 31 | Thaler, Sebastian (1880) | Lost 0-2 | -121554 |
| 11standard | 69 | Corney, Derrick (1593) | Lost 1-2 | -181536 |
| top | average opponent: 1604record: 7-3-1 | new rating: 1536 | ||
| Grand Prix Tampa 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 213 | Quevedo, Sergio (1427) | Won 2-1 | +171517 |
| 2sealed | 5 | Smalls, Cory (1518) | Lost 0-2 | -181499 |
| 3sealed | 278 | Taylor, Dennis (1578) | Lost 0-2 | -171482 |
| 4sealed | 291 | Bobic, Charles (1468) | Lost 0-2 | -181464 |
| 5sealed | 330 | Morris, James (1429) | Lost 0-2 | -191445 |
| top | average opponent: 1484record: 1-4 | new rating: 1445 | ||